2004 Alfa Romeo 156 vs. 2007 Audi RS4
To start off, 2007 Audi RS4 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 would be higher. At 4,163 cc (8 cylinders), 2007 Audi RS4 is equipped with a bigger engine. In terms of performance, 2007 Audi RS4 (414 HP @ 7800 RPM) has 276 more horse power than 2004 Alfa Romeo 156. (138 HP @ 4000 RPM) In normal driving conditions, 2007 Audi RS4 should accelerate faster than 2004 Alfa Romeo 156.
Because 2007 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2007 Audi RS4 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 Audi RS4 (431 Nm @ 5500 RPM) has 126 more torque (in Nm) than 2004 Alfa Romeo 156. (305 Nm @ 2000 RPM). This means 2007 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2007 Audi RS4 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | RS4 |
| Year Released | 2004 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 414 HP |
| Engine RPM | 4000 RPM | 7800 RPM |
| Torque | 305 Nm | 431 Nm |
| Torque RPM | 2000 RPM | 5500 RPM |
| Engine Bore Size | 82.1 mm | 84.5 mm |
| Engine Stroke Size | 90.4 mm | 92.8 mm |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 9.7 seconds | 4.8 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4450 mm | 4600 mm |
| Vehicle Width | 1750 mm | 1820 mm |
| Vehicle Height | 1400 mm | 1420 mm |
| Wheelbase Size | 2710 mm | 2650 mm |
| Fuel Consumption Overall | 6.1 L/100km | 13.4 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
